Home / 176,581.93-264,867.01-76,742.21

Finding the Fourth Proportional to 176,581.93, 264,867.01 and 76,742.21

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Solution

The fourth proportional to 176,581.93, 264,867.01 and 76,742.21 is: 115,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,581.93 : 264,867.01 = 76,742.21 : x
  2. Step 2: Convert to fraction form
    176,581.93/264,867.01 = 76,742.21/x
  3. Step 3: Cross multiply
    176,581.93x = 264,867.01 × 76,742.21
  4. Step 4: Simplify right side
    176,581.93x = 20,326,479,703.49
  5. Step 5: Solve for x
    x = 20,326,479,703.49/176,581.93
  6. Step 6: Final answer
    x = 115,110.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.